In the meantime
Good things take time.
Something is taking shape here.
A little riddle while you wait.
I can be spent, but never saved.
I can be lost, but never found.
I pass without moving,
and leave without a sound.
What am I?
Reveal the answer
Time.You can spend it or lose it, but you can never put it aside for later. And once it has passed, it never comes back.